8. Remove the sieve mesh and vacuum it. Clean the cone.
9. Vacuum the screw holes and the screws hanging from the cover.
10. Vacuum the sieve perimeter, being careful of the sensors.
CAUTION: Damage to the sensors can cause a sieve malfunction.
11. Put back the mesh and lock it..
CAUTION: Make sure the mesh lock is correctly positioned.
12. Place the sieve lid very carefully and ensure that the shaft grommet is properly installed, as shown
in the following image.
290 Chapter 11 Hardware maintenance